#include "sysdep.h"
#include "bucomm.h"
#include <getopt.h>
-
-static void setup_section ();
-static void copy_section ();
-static void mark_symbols_used_in_relocations ();
+#include "libiberty.h"
+
+static bfd_vma parse_vma PARAMS ((const char *, const char *));
+static void setup_section PARAMS ((bfd *, asection *, PTR));
+static void copy_section PARAMS ((bfd *, asection *, PTR));
+static void get_sections PARAMS ((bfd *, asection *, PTR));
+static int compare_section_vma PARAMS ((const PTR, const PTR));
+static void add_strip_symbol PARAMS ((const char *));
+static int is_strip_symbol PARAMS ((const char *));
+static unsigned int filter_symbols
+ PARAMS ((bfd *, asymbol **, asymbol **, long));
+static void mark_symbols_used_in_relocations PARAMS ((bfd *, asection *, PTR));
#define nonfatal(s) {bfd_nonfatal(s); status = 1; return;}
/* Which local symbols to remove. Overrides strip_all. */
static enum locals_action discard_locals;
+/* Structure used to hold lists of sections and actions to take. */
+
+struct section_list
+{
+ /* Next section to adjust. */
+ struct section_list *next;
+ /* Section name. */
+ const char *name;
+ /* Whether this entry was used. */
+ boolean used;
+ /* Remaining fields only used if not on remove_sections list. */
+ /* Whether to adjust or set VMA. */
+ boolean adjust;
+ /* Amount to adjust by or set to. */
+ bfd_vma val;
+};
+
+/* List of sections to remove. */
+
+static struct section_list *remove_sections;
+
+/* Adjustments to the start address. */
+static bfd_vma adjust_start = 0;
+static boolean set_start_set = false;
+static bfd_vma set_start;
+
+/* Adjustments to section VMA's. */
+static bfd_vma adjust_section_vma = 0;
+static struct section_list *adjust_sections;
+
+/* Filling gaps between sections. */
+static boolean gap_fill_set = false;
+static bfd_byte gap_fill = 0;
+
+/* Pad to a given address. */
+static boolean pad_to_set = false;
+static bfd_vma pad_to;
+
/* Options to handle if running as "strip". */
static struct option strip_options[] =
{"input-target", required_argument, 0, 'I'},
{"output-format", required_argument, 0, 'O'}, /* Obsolete */
{"output-target", required_argument, 0, 'O'},
+ {"remove-section", required_argument, 0, 'R'},
{"strip-all", no_argument, 0, 's'},
{"strip-debug", no_argument, 0, 'S'},
+ {"strip-symbol", required_argument, 0, 'N'},
{"target", required_argument, 0, 'F'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
/* Options to handle if running as "objcopy". */
+/* 150 isn't special; it's just an arbitrary non-ASCII char value. */
+
+#define OPTION_ADJUST_START 150
+#define OPTION_ADJUST_VMA (OPTION_ADJUST_START + 1)
+#define OPTION_ADJUST_SECTION_VMA (OPTION_ADJUST_VMA + 1)
+#define OPTION_ADJUST_WARNINGS (OPTION_ADJUST_SECTION_VMA + 1)
+#define OPTION_GAP_FILL (OPTION_ADJUST_WARNINGS + 1)
+#define OPTION_NO_ADJUST_WARNINGS (OPTION_GAP_FILL + 1)
+#define OPTION_PAD_TO (OPTION_NO_ADJUST_WARNINGS + 1)
+#define OPTION_SET_START (OPTION_PAD_TO + 1)
+
static struct option copy_options[] =
{
+ {"adjust-start", required_argument, 0, OPTION_ADJUST_START},
+ {"adjust-vma", required_argument, 0, OPTION_ADJUST_VMA},
+ {"adjust-section-vma", required_argument, 0, OPTION_ADJUST_SECTION_VMA},
+ {"adjust-warnings", no_argument, 0, OPTION_ADJUST_WARNINGS},
{"byte", required_argument, 0, 'b'},
{"discard-all", no_argument, 0, 'x'},
{"discard-locals", no_argument, 0, 'X'},
{"format", required_argument, 0, 'F'}, /* Obsolete */
+ {"gap-fill", required_argument, 0, OPTION_GAP_FILL},
{"help", no_argument, 0, 'h'},
{"input-format", required_argument, 0, 'I'}, /* Obsolete */
{"input-target", required_argument, 0, 'I'},
{"interleave", required_argument, 0, 'i'},
+ {"no-adjust-warnings", no_argument, 0, OPTION_NO_ADJUST_WARNINGS},
{"output-format", required_argument, 0, 'O'}, /* Obsolete */
{"output-target", required_argument, 0, 'O'},
+ {"pad-to", required_argument, 0, OPTION_PAD_TO},
+ {"remove-section", required_argument, 0, 'R'},
+ {"set-start", required_argument, 0, OPTION_SET_START},
{"strip-all", no_argument, 0, 'S'},
{"strip-debug", no_argument, 0, 'g'},
+ {"strip-symbol", required_argument, 0, 'N'},
{"target", required_argument, 0, 'F'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
{
fprintf (stream, "\
Usage: %s [-vVSgxX] [-I bfdname] [-O bfdname] [-F bfdname] [-b byte]\n\
- [-i interleave] [--interleave=interleave] [--byte=byte]\n\
+ [-R section] [-i interleave] [--interleave=interleave] [--byte=byte]\n\
[--input-target=bfdname] [--output-target=bfdname] [--target=bfdname]\n\
[--strip-all] [--strip-debug] [--discard-all] [--discard-locals]\n\
- [--verbose] [--version] [--help] in-file [out-file]\n",
+ [--remove-section=section] [--gap-fill=val] [--pad-to=address]\n\
+ [--set-start=val] [--adjust-start=incr] [--adjust-vma=incr]\n\
+ [--adjust-section-vma=section{=,+,-}val] [--adjust-warnings]\n\
+ [--no-adjust-warnings] [--verbose] [--version] [--help]\n\
+ [--strip-symbol symbol] [-N symbol]\n\
+ in-file [out-file]\n",
program_name);
exit (status);
}
int status;
{
fprintf (stream, "\
-Usage: %s [-vVsSgxX] [-I bfdname] [-O bfdname] [-F bfdname]\n\
+Usage: %s [-vVsSgxX] [-I bfdname] [-O bfdname] [-F bfdname] [-R section]\n\
[--input-target=bfdname] [--output-target=bfdname] [--target=bfdname]\n\
[--strip-all] [--strip-debug] [--discard-all] [--discard-locals]\n\
- [--verbose] [--version] [--help] file...\n",
+ [--strip-symbol symbol] [-N symbol]\n\
+ [--remove-section=section] [--verbose] [--version] [--help] file...\n",
program_name);
exit (status);
}
+/* Parse a string into a VMA, with a fatal error if it can't be
+ parsed. */
+
+static bfd_vma
+parse_vma (s, arg)
+ const char *s;
+ const char *arg;
+{
+ bfd_vma ret;
+ const char *end;
+
+ ret = bfd_scan_vma (s, &end, 0);
+ if (*end != '\0')
+ {
+ fprintf (stderr, "%s: %s: bad number: %s\n", program_name, arg, s);
+ exit (1);
+ }
+ return ret;
+}
/* Return the name of a temporary file in the same directory as FILENAME. */
return tmpname;
}
+/* Make a list of symbols to explicitly strip out. A linked list is
+ good enough for a small number from the command line, but this will
+ slow things down a lot if many symbols are being deleted. */
+
+struct symlist
+{
+ const char *name;
+ struct symlist *next;
+};
+
+static struct symlist *strip_specific_list = NULL;
+
+static void
+add_strip_symbol (name)
+ const char *name;
+{
+ struct symlist *tmp_list;
+
+ tmp_list = (struct symlist *) xmalloc (sizeof (struct symlist));
+ tmp_list->name = name;
+ tmp_list->next = strip_specific_list;
+ strip_specific_list = tmp_list;
+}
+
+static int
+is_strip_symbol (name)
+ const char *name;
+{
+ struct symlist *tmp_list;
+
+ for (tmp_list = strip_specific_list; tmp_list; tmp_list = tmp_list->next)
+ {
+ if (strcmp (name, tmp_list->name) == 0)
+ return 1;
+ }
+ return 0;
+}
+
/* Choose which symbol entries to copy; put the result in OSYMS.
We don't copy in place, because that confuses the relocs.
Return the number of symbols to print. */
if ((flags & BSF_GLOBAL) /* Keep if external. */
|| (flags & BSF_KEEP) /* Keep if used in a relocation. */
- || bfd_get_section (sym) == &bfd_und_section
+ || bfd_is_und_section (bfd_get_section (sym))
|| bfd_is_com_section (bfd_get_section (sym)))
keep = 1;
else if ((flags & BSF_DEBUGGING) != 0) /* Debugging symbol. */
keep = discard_locals != locals_all
&& (discard_locals != locals_start_L ||
! bfd_is_local_label (abfd, sym));
+
+ if (keep && is_strip_symbol (bfd_asymbol_name (sym)))
+ keep = 0;
+
if (keep)
to[dst_count++] = sym;
}
bfd *ibfd;
bfd *obfd;
{
+ bfd_vma start;
long symcount;
+ asection **osections = NULL;
+ bfd_size_type *gaps = NULL;
+ bfd_size_type max_gap = 0;
if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
{
bfd_get_filename(ibfd), bfd_get_target(ibfd),
bfd_get_filename(obfd), bfd_get_target(obfd));
- if (!bfd_set_start_address (obfd, bfd_get_start_address (ibfd))
+ if (set_start_set)
+ start = set_start;
+ else
+ start = bfd_get_start_address (ibfd);
+ start += adjust_start;
+
+ if (!bfd_set_start_address (obfd, start)
|| !bfd_set_file_flags (obfd,
(bfd_get_file_flags (ibfd)
& bfd_applicable_file_flags (obfd))))
any output is done. Thus, we traverse all sections multiple times. */
bfd_map_over_sections (ibfd, setup_section, (void *) obfd);
+ if (gap_fill_set || pad_to_set)
+ {
+ asection **set;
+ unsigned int c, i;
+
+ /* We must fill in gaps between the sections and/or we must pad
+ the last section to a specified address. We do this by
+ grabbing a list of the sections, sorting them by VMA, and
+ increasing the section sizes as required to fill the gaps.
+ We write out the gap contents below. */
+
+ c = bfd_count_sections (obfd);
+ osections = (asection **) xmalloc (c * sizeof (asection *));
+ set = osections;
+ bfd_map_over_sections (obfd, get_sections, (void *) &set);
+
+ qsort (osections, c, sizeof (asection *), compare_section_vma);
+
+ gaps = (bfd_size_type *) xmalloc (c * sizeof (bfd_size_type));
+ memset (gaps, 0, c * sizeof (bfd_size_type));
+
+ if (gap_fill_set)
+ {
+ for (i = 0; i < c - 1; i++)
+ {
+ flagword flags;
+ bfd_size_type size;
+ bfd_vma gap_start, gap_stop;
+
+ flags = bfd_get_section_flags (obfd, osections[i]);
+ if ((flags & SEC_HAS_CONTENTS) == 0
+ || (flags & SEC_LOAD) == 0)
+ continue;
+
+ size = bfd_section_size (obfd, osections[i]);
+ gap_start = bfd_section_vma (obfd, osections[i]) + size;
+ gap_stop = bfd_section_vma (obfd, osections[i + 1]);
+ if (gap_start < gap_stop)
+ {
+ if (! bfd_set_section_size (obfd, osections[i],
+ size + (gap_stop - gap_start)))
+ {
+ fprintf (stderr, "%s: Can't fill gap after %s: %s\n",
+ program_name,
+ bfd_get_section_name (obfd, osections[i]),
+ bfd_errmsg (bfd_get_error()));
+ status = 1;
+ break;
+ }
+ gaps[i] = gap_stop - gap_start;
+ if (max_gap < gap_stop - gap_start)
+ max_gap = gap_stop - gap_start;
+ }
+ }
+ }
+
+ if (pad_to_set)
+ {
+ bfd_vma vma;
+ bfd_size_type size;
+
+ vma = bfd_section_vma (obfd, osections[c - 1]);
+ size = bfd_section_size (obfd, osections[c - 1]);
+ if (vma + size < pad_to)
+ {
+ if (! bfd_set_section_size (obfd, osections[c - 1],
+ pad_to - vma))
+ {
+ fprintf (stderr, "%s: Can't add padding to %s: %s\n",
+ program_name,
+ bfd_get_section_name (obfd, osections[c - 1]),
+ bfd_errmsg (bfd_get_error ()));
+ status = 1;
+ }
+ else
+ {
+ gaps[c - 1] = pad_to - (vma + size);
+ if (max_gap < pad_to - (vma + size))
+ max_gap = pad_to - (vma + size);
+ }
+ }
+ }
+ }
+
/* Symbol filtering must happen after the output sections have
been created, but before their contents are set. */
if (strip_symbols == strip_all && discard_locals == locals_undef)
nonfatal (bfd_get_filename (ibfd));
}
- if (strip_symbols == strip_debug || discard_locals != locals_undef)
+ if (strip_symbols == strip_debug
+ || discard_locals != locals_undef
+ || strip_specific_list)
{
/* Mark symbols used in output relocations so that they
are kept, even if they are local labels or static symbols.
section. */
bfd_map_over_sections (ibfd,
mark_symbols_used_in_relocations,
- (void *)isympp);
+ (PTR)isympp);
osympp = (asymbol **) xmalloc (symcount * sizeof (asymbol *));
symcount = filter_symbols (ibfd, osympp, isympp, symcount);
}
/* This has to happen after the symbol table has been set. */
bfd_map_over_sections (ibfd, copy_section, (void *) obfd);
+ if (gap_fill_set || pad_to_set)
+ {
+ bfd_byte *buf;
+ int c, i;
+
+ /* Fill in the gaps. */
+
+ if (max_gap > 8192)
+ max_gap = 8192;
+ buf = (bfd_byte *) xmalloc (max_gap);
+ memset (buf, gap_fill, max_gap);
+
+ c = bfd_count_sections (obfd);
+ for (i = 0; i < c; i++)
+ {
+ if (gaps[i] != 0)
+ {
+ bfd_size_type left;
+ file_ptr off;
+
+ left = gaps[i];
+ off = bfd_section_size (obfd, osections[i]) - left;
+ while (left > 0)
+ {
+ bfd_size_type now;
+
+ if (left > 8192)
+ now = 8192;
+ else
+ now = left;
+ if (! bfd_set_section_contents (obfd, osections[i], buf,
+ off, now))
+ {
+ nonfatal (bfd_get_filename (obfd));
+ }
+ left -= now;
+ off += now;
+ }
+ }
+ }
+ }
+
/* Allow the BFD backend to copy any private data it understands
from the input BFD to the output BFD. This is done last to
permit the routine to look at the filtered symbol table, which is
bfd *obfd;
char *output_target;
{
+ struct name_list
+ {
+ struct name_list *next;
+ char *name;
+ } *list, *l;
bfd **ptr = &obfd->archive_head;
bfd *this_element;
- char *dir = cat ("./#", make_tempname (""), "cd");
+ char *dir = make_tempname (bfd_get_filename (obfd));
/* Make a temp directory to hold the contents. */
- mkdir (dir, 0777);
+ mkdir (dir, 0700);
obfd->has_armap = ibfd->has_armap;
+ list = NULL;
+
this_element = bfd_openr_next_archived_file (ibfd, NULL);
- ibfd->archive_head = this_element;
while (this_element != (bfd *) NULL)
{
/* Create an output file for this member. */
char *output_name = cat (dir, "/", bfd_get_filename(this_element));
bfd *output_bfd = bfd_openw (output_name, output_target);
+ bfd *last_element;
+
+ l = (struct name_list *) xmalloc (sizeof (struct name_list));
+ l->name = output_name;
+ l->next = list;
+ list = l;
if (output_bfd == (bfd *) NULL)
{
}
bfd_close (output_bfd);
- /* Open the newly output file and attatch to our list. */
+
+ /* Open the newly output file and attach to our list. */
output_bfd = bfd_openr (output_name, output_target);
- /* Mark it for deletion. */
*ptr = output_bfd;
ptr = &output_bfd->next;
- this_element->next = bfd_openr_next_archived_file (ibfd, this_element);
- this_element = this_element->next;
+
+ last_element = this_element;
+
+ this_element = bfd_openr_next_archived_file (ibfd, last_element);
+
+ bfd_close (last_element);
}
*ptr = (bfd *) NULL;
nonfatal (bfd_get_filename (obfd));
}
- /* Delete all the files that we opened.
- Construct their names again, unfortunately, but
- we're about to exit anyway. */
- for (this_element = ibfd->archive_head;
- this_element != (bfd *) NULL;
- this_element = this_element->next)
- {
- unlink (cat (dir, "/", bfd_get_filename (this_element)));
- }
+ /* Delete all the files that we opened. */
+ for (l = list; l != NULL; l = l->next)
+ unlink (l->name);
rmdir (dir);
+
if (!bfd_close (ibfd))
{
nonfatal (bfd_get_filename (ibfd));
if (bfd_check_format (ibfd, bfd_archive))
{
- bfd *obfd = bfd_openw (output_filename, output_target);
+ bfd *obfd;
+
+ /* bfd_get_target does not return the correct value until
+ bfd_check_format succeeds. */
+ if (output_target == NULL)
+ output_target = bfd_get_target (ibfd);
+
+ obfd = bfd_openw (output_filename, output_target);
if (obfd == NULL)
{
nonfatal (output_filename);
}
else if (bfd_check_format_matches (ibfd, bfd_object, &matching))
{
- bfd *obfd = bfd_openw (output_filename, output_target);
+ bfd *obfd;
+
+ /* bfd_get_target does not return the correct value until
+ bfd_check_format succeeds. */
+ if (output_target == NULL)
+ output_target = bfd_get_target (ibfd);
+
+ obfd = bfd_openw (output_filename, output_target);
if (obfd == NULL)
{
nonfatal (output_filename);
as ISECTION in IBFD. */
static void
-setup_section (ibfd, isection, obfd)
+setup_section (ibfd, isection, obfdarg)
bfd *ibfd;
sec_ptr isection;
- bfd *obfd;
+ PTR obfdarg;
{
+ bfd *obfd = (bfd *) obfdarg;
+ struct section_list *p;
sec_ptr osection;
+ bfd_vma vma;
char *err;
if ((bfd_get_section_flags (ibfd, isection) & SEC_DEBUGGING) != 0
|| discard_locals == locals_all))
return;
+ for (p = remove_sections; p != NULL; p = p->next)
+ {
+ if (strcmp (p->name, bfd_section_name (ibfd, isection)) == 0)
+ {
+ p->used = true;
+ return;
+ }
+ }
+
osection = bfd_make_section_anyway (obfd, bfd_section_name (ibfd, isection));
if (osection == NULL)
{
goto loser;
}
- if (bfd_set_section_vma (obfd,
- osection,
- bfd_section_vma (ibfd, isection))
- == false)
+ vma = bfd_section_vma (ibfd, isection);
+ for (p = adjust_sections; p != NULL; p = p->next)
+ {
+ if (strcmp (p->name, bfd_section_name (ibfd, isection)) == 0)
+ {
+ if (p->adjust)
+ vma += p->val;
+ else
+ vma = p->val;
+ p->used = true;
+ break;
+ }
+ }
+ if (p == NULL)
+ vma += adjust_section_vma;
+
+ if (! bfd_set_section_vma (obfd, osection, vma))
{
err = "vma";
goto loser;
If stripping then don't copy any relocation info. */
static void
-copy_section (ibfd, isection, obfd)
+copy_section (ibfd, isection, obfdarg)
bfd *ibfd;
sec_ptr isection;
- bfd *obfd;
+ PTR obfdarg;
{
+ bfd *obfd = (bfd *) obfdarg;
+ struct section_list *p;
arelent **relpp;
long relcount;
sec_ptr osection;
return;
}
+ for (p = remove_sections; p != NULL; p = p->next)
+ if (strcmp (p->name, bfd_section_name (ibfd, isection)) == 0)
+ return;
+
osection = isection->output_section;
size = bfd_get_section_size_before_reloc (isection);
}
}
+/* Get all the sections. This is used when --gap-fill or --pad-to is
+ used. */
+
+static void
+get_sections (obfd, osection, secppparg)
+ bfd *obfd;
+ asection *osection;
+ PTR secppparg;
+{
+ asection ***secppp = (asection ***) secppparg;
+
+ **secppp = osection;
+ ++(*secppp);
+}
+
+/* Sort sections by VMA. This is called via qsort, and is used when
+ --gap-fill or --pad-to is used. We force non loadable or empty
+ sections to the front, where they are easier to ignore. */
+
+static int
+compare_section_vma (arg1, arg2)
+ const PTR arg1;
+ const PTR arg2;
+{
+ const asection **sec1 = (const asection **) arg1;
+ const asection **sec2 = (const asection **) arg2;
+ flagword flags1, flags2;
+
+ /* Sort non loadable sections to the front. */
+ flags1 = (*sec1)->flags;
+ flags2 = (*sec2)->flags;
+ if ((flags1 & SEC_HAS_CONTENTS) == 0
+ || (flags1 & SEC_LOAD) == 0)
+ {
+ if ((flags2 & SEC_HAS_CONTENTS) != 0
+ && (flags2 & SEC_LOAD) != 0)
+ return -1;
+ }
+ else
+ {
+ if ((flags2 & SEC_HAS_CONTENTS) == 0
+ || (flags2 & SEC_LOAD) == 0)
+ return 1;
+ }
+
+ /* Sort sections by VMA. */
+ if ((*sec1)->vma > (*sec2)->vma)
+ return 1;
+ else if ((*sec1)->vma < (*sec2)->vma)
+ return -1;
+
+ /* Sort sections with the same VMA by size. */
+ if ((*sec1)->_raw_size > (*sec2)->_raw_size)
+ return 1;
+ else if ((*sec1)->_raw_size < (*sec2)->_raw_size)
+ return -1;
+
+ return 0;
+}
+
/* Mark all the symbols which will be used in output relocations with
the BSF_KEEP flag so that those symbols will not be stripped.
Ignore relocations which will not appear in the output file. */
static void
-mark_symbols_used_in_relocations (ibfd, isection, symbols)
+mark_symbols_used_in_relocations (ibfd, isection, symbolsarg)
bfd *ibfd;
sec_ptr isection;
- asymbol **symbols;
+ PTR symbolsarg;
{
+ asymbol **symbols = (asymbol **) symbolsarg;
long relsize;
arelent **relpp;
long relcount, i;
special bfd section symbols, then mark it with BSF_KEEP. */
for (i = 0; i < relcount; i++)
{
- if (*relpp[i]->sym_ptr_ptr != bfd_com_section.symbol
- && *relpp[i]->sym_ptr_ptr != bfd_abs_section.symbol
- && *relpp[i]->sym_ptr_ptr != bfd_und_section.symbol)
+ if (*relpp[i]->sym_ptr_ptr != bfd_com_section_ptr->symbol
+ && *relpp[i]->sym_ptr_ptr != bfd_abs_section_ptr->symbol
+ && *relpp[i]->sym_ptr_ptr != bfd_und_section_ptr->symbol)
(*relpp[i]->sym_ptr_ptr)->flags |= BSF_KEEP;
}
boolean show_version = false;
int c, i;
- while ((c = getopt_long (argc, argv, "I:O:F:sSgxXVv",
+ while ((c = getopt_long (argc, argv, "I:O:F:R:sSgxXVvN:",
strip_options, (int *) 0)) != EOF)
{
switch (c)
case 'F':
input_target = output_target = optarg;
break;
+ case 'R':
+ {
+ struct section_list *n;
+
+ n = (struct section_list *) xmalloc (sizeof (struct section_list));
+ n->name = optarg;
+ n->used = false;
+ n->next = remove_sections;
+ remove_sections = n;
+ }
+ break;
case 's':
strip_symbols = strip_all;
break;
case 'g':
strip_symbols = strip_debug;
break;
+ case 'N':
+ add_strip_symbol (optarg);
+ break;
case 'x':
discard_locals = locals_all;
break;
}
/* Default is to strip all symbols. */
- if (strip_symbols == strip_undef && discard_locals == locals_undef)
+ if (strip_symbols == strip_undef
+ && discard_locals == locals_undef
+ && strip_specific_list == NULL)
strip_symbols = strip_all;
if (output_target == (char *) NULL)
int argc;
char *argv[];
{
- char *input_filename, *output_filename;
+ char *input_filename = NULL, *output_filename = NULL;
char *input_target = NULL, *output_target = NULL;
boolean show_version = false;
+ boolean adjust_warn = true;
int c;
+ struct section_list *p;
- while ((c = getopt_long (argc, argv, "b:i:I:s:O:d:F:SgxXVv",
+ while ((c = getopt_long (argc, argv, "b:i:I:s:O:d:F:R:SgxXVvN:",
copy_options, (int *) 0)) != EOF)
{
switch (c)
case 'F':
input_target = output_target = optarg;
break;
+ case 'R':
+ p = (struct section_list *) xmalloc (sizeof (struct section_list));
+ p->name = optarg;
+ p->used = false;
+ p->next = remove_sections;
+ remove_sections = p;
+ break;
case 'S':
strip_symbols = strip_all;
break;
case 'g':
strip_symbols = strip_debug;
break;
+ case 'N':
+ add_strip_symbol (optarg);
+ break;
case 'x':
discard_locals = locals_all;
break;
case 'V':
show_version = true;
break;
+ case OPTION_ADJUST_START:
+ adjust_start = parse_vma (optarg, "--adjust-start");
+ break;
+ case OPTION_ADJUST_SECTION_VMA:
+ {
+ const char *s;
+ int len;
+ char *name;
+
+ p = (struct section_list *) xmalloc (sizeof (struct section_list));
+ s = strchr (optarg, '=');
+ if (s != NULL)
+ {
+ p->adjust = false;
+ p->val = parse_vma (s + 1, "--adjust-section-vma");
+ }
+ else
+ {
+ s = strchr (optarg, '+');
+ if (s == NULL)
+ {
+ s = strchr (optarg, '-');
+ if (s == NULL)
+ {
+ fprintf (stderr,
+ "%s: bad format for --adjust-section-vma\n",
+ program_name);
+ exit (1);
+ }
+ }
+ p->adjust = true;
+ p->val = parse_vma (s + 1, "--adjust-section-vma");
+ if (*s == '-')
+ p->val = - p->val;
+ }
+
+ len = s - optarg;
+ name = (char *) xmalloc (len + 1);
+ strncpy (name, optarg, len);
+ name[len] = '\0';
+ p->name = name;
+
+ p->used = false;
+
+ p->next = adjust_sections;
+ adjust_sections = p;
+ }
+ break;
+ case OPTION_ADJUST_VMA:
+ adjust_section_vma = parse_vma (optarg, "--adjust-vma");
+ adjust_start = adjust_section_vma;
+ break;
+ case OPTION_ADJUST_WARNINGS:
+ adjust_warn = true;
+ break;
+ case OPTION_GAP_FILL:
+ {
+ bfd_vma gap_fill_vma;
+
+ gap_fill_vma = parse_vma (optarg, "--gap-fill");
+ gap_fill = (bfd_byte) gap_fill_vma;
+ if ((bfd_vma) gap_fill != gap_fill_vma)
+ {
+ fprintf (stderr, "%s: warning: truncating gap-fill from 0x",
+ program_name);
+ fprintf_vma (stderr, gap_fill_vma);
+ fprintf (stderr, "to 0x%x\n", (unsigned int) gap_fill);
+ }
+ gap_fill_set = true;
+ }
+ break;
+ case OPTION_NO_ADJUST_WARNINGS:
+ adjust_warn = false;
+ break;
+ case OPTION_PAD_TO:
+ pad_to = parse_vma (optarg, "--pad-to");
+ pad_to_set = true;
+ break;
+ case OPTION_SET_START:
+ set_start = parse_vma (optarg, "--set-start");
+ set_start_set = true;
+ break;
case 0:
break; /* we've been given a long option */
case 'h':
copy_file (input_filename, output_filename, input_target, output_target);
}
+ if (adjust_warn)
+ {
+ for (p = adjust_sections; p != NULL; p = p->next)
+ {
+ if (! p->used)
+ {
+ fprintf (stderr, "%s: warning: --adjust-section-vma %s%c0x",
+ program_name, p->name,
+ p->adjust ? '=' : '+');
+ fprintf_vma (stderr, p->val);
+ fprintf (stderr, " never used\n");
+ }
+ }
+ }
+
+ /* We could issue similar warnings for remove_sections, but I don't
+ think that would be as useful. */
+
return 0;
}
if (is_strip < 0)
{
int i = strlen (program_name);
- is_strip = (i >= 5 && strcmp (program_name + i - 5, "strip"));
+ is_strip = (i >= 5 && strcmp (program_name + i - 5, "strip") == 0);
}
if (is_strip)